Product ID: TDS-115
A premium, polymer-modified mortar with exceptional flexbility and bond strength. Ideal for hard-to-bond surfaces such as nonporous tile.
SQUARE FOOT COVERAGE PER 50 LB BAG (SQUARE METER PER 22.68 KG)
For tile with longest side 15"+, use a medium bed mortar from CUSTOM designed for large format and heavy tile.
| Trowel Size | Min Coverage | Max Coverage |
| Longest side of tile less than 8" use 1/4" x 1/4" x 1/4" (6 x 6 x 6 mm) Square-Notch | 85 sq. ft. (7.9 M²) | 95 sq. ft. (8.8 M²) |
| Longest side of tile 8" to 15" use 1/4" x 3/8" x 1/4" (6 x 9.5 x 6 mm) Square-Notch | 60 sq. ft. (5.6 M²) | 67 sq. ft. (6.2 M²) |
Recommended minimum coverage (80% for dry areas and 95% for wet areas and exteriors). Back buttering may be necessary.
Note that mortar coverage does not include backbuttering tiles. When backbuttering, consider the tile underside pattern and depth to estimate thickness and usage to add to your estimate.
Chart for estimating purposes. Coverage may vary based on installation practices and jobsite conditions. For more sizes, use the material calculator at CustomBuildingProducts.com or contact CUSTOM Technical Services at 800-282-8786.
